package com.dongdongshop.controller;
import com.alibaba.dubbo.common.json.JSON;
import com.alibaba.fastjson.JSONObject;
import com.alipay.api.AlipayApiException;
import com.alipay.api.AlipayClient;
import com.alipay.api.DefaultAlipayClient;
import com.alipay.api.request.AlipayTradeFastpayRefundQueryRequest;
import com.alipay.api.request.AlipayTradePagePayRequest;
import com.alipay.api.request.AlipayTradeQueryRequest;
import com.alipay.api.request.AlipayTradeRefundRequest;
import com.dongdongshop.config.AlipayConfig;
import com.dongdongshop.data.Result;
import com.dongdongshop.em.ConstantEnum;
import com.dongdongshop.po.AliPayBaseResult;
import com.dongdongshop.po.AliPayRefundBaseResult;
import com.dongdongshop.po.AliPayResultPo;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
@Controller
@RequestMapping("tradeController")
public class TradeController {
    @RequestMapping("alipayTradePagePay")
    @ResponseBody
    public String alipayTradePagePay( String WIDout_trade_no,String WIDtotal_amount,
                                      String WIDsubject,String WIDbody) throws AlipayApiException {
        //获得初始化的AlipayClient
        AlipayClient alipayClient = new DefaultAlipayClient(AlipayConfig.gatewayUrl, AlipayConfig.app_id, AlipayConfig.merchant_private_key, "json", AlipayConfig.charset, AlipayConfig.alipay_public_key, AlipayConfig.sign_type);
        //设置请求参数
        AlipayTradePagePayRequest alipayRequest = new AlipayTradePagePayRequest();
        //同步回调路径
        alipayRequest.setReturnUrl(AlipayConfig.return_url);
        //异步回调路径
        alipayRequest.setNotifyUrl(AlipayConfig.notify_url);
        //商户订单号，商户网站订单系统中唯一订单号，必填
        //jsp独有的.两个页面直接跳转,不需要走controller,跳转的页面通过request.getParameter获取参数
        //controller获取参数:通过request.getParameter ,或者再方法中获取//springmvc再方法中获取,seleter不支持再放啊中获取,只能通过request
//        String out_trade_no = new String(request.getParameter("WIDout_trade_no").getBytes("ISO-8859-1"),"UTF-8");
//        //付款金额，必填
//        String total_amount = new String(request.getParameter("WIDtotal_amount").getBytes("ISO-8859-1"),"UTF-8");
//        //订单名称，必填
//        String subject = new String(request.getParameter("WIDsubject").getBytes("ISO-8859-1"),"UTF-8");
//        //商品描述，可空
//        String body = new String(request.getParameter("WIDbody").getBytes("ISO-8859-1"),"UTF-8");
        alipayRequest.setBizContent("{\"out_trade_no\":\""+ WIDout_trade_no +"\","
                + "\"total_amount\":\""+ WIDtotal_amount +"\","
                + "\"subject\":\""+ WIDsubject +"\","
                + "\"body\":\""+ WIDbody +"\","
                + "\"product_code\":\"FAST_INSTANT_TRADE_PAY\"}");
        //若想给BizContent增加其他可选请求参数，以增加自定义超时时间参数timeout_express来举例说明
        //alipayRequest.setBizContent("{\"out_trade_no\":\""+ out_trade_no +"\","
        //		+ "\"total_amount\":\""+ total_amount +"\","
        //		+ "\"subject\":\""+ subject +"\","
        //		+ "\"body\":\""+ body +"\","
        //		+ "\"timeout_express\":\"10m\","
        //		+ "\"product_code\":\"FAST_INSTANT_TRADE_PAY\"}");
        //请求参数可查阅【电脑网站支付的API文档-alipay.trade.page.pay-请求参数】章节
        //支付宝
        String result = alipayClient.pageExecute(alipayRequest).getBody();
        //输出jsp中 out.println ==JAVA response.getWriter().write() == @ResponseBody ,因为有ResponseBody了所以不这么写了
        //out.println(result);
        return result;
    }

    //跳转交易查询页面
    @RequestMapping("alipayTradequery")
    @ResponseBody
    public Result alipayTradeQuery(String WIDTQout_trade_no , String WIDTQtrade_no) throws AlipayApiException {
        //获得初始化的AlipayClient
        AlipayClient alipayClient = new DefaultAlipayClient(AlipayConfig.gatewayUrl, AlipayConfig.app_id, AlipayConfig.merchant_private_key, "json", AlipayConfig.charset, AlipayConfig.alipay_public_key, AlipayConfig.sign_type);

        //设置请求参数
        AlipayTradeQueryRequest alipayRequest = new AlipayTradeQueryRequest();
        //请二选一设置
        //这里是支付宝需要用到的数据不可以动
        alipayRequest.setBizContent("{\"out_trade_no\":\""+ WIDTQout_trade_no +"\","+"\"trade_no\":\""+ WIDTQtrade_no +"\"}");
        //请求
        String result = alipayClient.execute(alipayRequest).getBody();
        AliPayBaseResult aliPayBaseResult = JSONObject.parseObject(result, AliPayBaseResult.class);
        AliPayResultPo response =aliPayBaseResult.getAlipay_trade_query_response();
        if(response==null){
            return Result.build(ConstantEnum.ERROR).setResult("支付宝查询失败,没有数据");
        }
        if(response.getCode()!=null && response.getCode().intValue()==10000){
            return Result.build(ConstantEnum.SUCCESS).setResult(response);
        }
        //输出
        return Result.build(ConstantEnum.ERROR);
    }
    //跳转退款页面
    @RequestMapping("alipayTradeRefund")
    @ResponseBody
    public Result alipayTradeRefund(String WIDTRout_trade_no,String WIDTRtrade_no,String WIDTRrefund_amount,String WIDTRrefund_reason,String WIDTRout_request_no) {

        //获得初始化的AlipayClient
        AlipayClient alipayClient = new DefaultAlipayClient(AlipayConfig.gatewayUrl, AlipayConfig.app_id, AlipayConfig.merchant_private_key, "json", AlipayConfig.charset, AlipayConfig.alipay_public_key, AlipayConfig.sign_type);

        //设置请求参数
        AlipayTradeRefundRequest alipayRequest = new AlipayTradeRefundRequest();
//
//        //商户订单号，商户网站订单系统中唯一订单号
//        String out_trade_no = new String(request.getParameter("WIDTRout_trade_no").getBytes("ISO-8859-1"),"UTF-8");
//        //支付宝交易号
//        String trade_no = new String(request.getParameter("WIDTRtrade_no").getBytes("ISO-8859-1"),"UTF-8");
//        //请二选一设置
//        //需要退款的金额，该金额不能大于订单金额，必填
//        String refund_amount = new String(request.getParameter("WIDTRrefund_amount").getBytes("ISO-8859-1"),"UTF-8");
//        //退款的原因说明
//        String refund_reason = new String(request.getParameter("WIDTRrefund_reason").getBytes("ISO-8859-1"),"UTF-8");
//        //标识一次退款请求，同一笔交易多次退款需要保证唯一，如需部分退款，则此参数必传
//        String out_request_no = new String(request.getParameter("WIDTRout_request_no").getBytes("ISO-8859-1"),"UTF-8");

        alipayRequest.setBizContent("{\"out_trade_no\":\""+ WIDTRout_trade_no +"\","
                + "\"trade_no\":\""+ WIDTRtrade_no +"\","
                + "\"refund_amount\":\""+ WIDTRrefund_amount +"\","
                + "\"refund_reason\":\""+ WIDTRrefund_reason +"\","
                + "\"out_request_no\":\""+ WIDTRout_request_no +"\"}");
        //请求
        String result = null;
        try {
            result = alipayClient.execute(alipayRequest).getBody();
            AliPayRefundBaseResult aliPayRefundBaseResult = JSONObject.parseObject(result, AliPayRefundBaseResult.class);
            AliPayRefundBaseResult response = aliPayRefundBaseResult.getAlipay_trade_refund_response();
            return Result.build(ConstantEnum.SUCCESS).setResult(response);
        } catch (AlipayApiException e) {
            e.printStackTrace();
            return Result.build(ConstantEnum.ERROR);
        }
    }
    //退款查询
    @RequestMapping("alipayTradeFastpayRefundQuery")
    @ResponseBody
    public Result alipayTradeFastpayRefundQuery(String WIDRQout_trade_no,String WIDRQtrade_no,String WIDRQout_request_no){
        //获得初始化的AlipayClient
        AlipayClient alipayClient = new DefaultAlipayClient(AlipayConfig.gatewayUrl, AlipayConfig.app_id, AlipayConfig.merchant_private_key, "json", AlipayConfig.charset, AlipayConfig.alipay_public_key, AlipayConfig.sign_type);

        //设置请求参数
        AlipayTradeFastpayRefundQueryRequest alipayRequest = new AlipayTradeFastpayRefundQueryRequest();

//        //商户订单号，商户网站订单系统中唯一订单号
//        String out_trade_no = new String(request.getParameter("WIDRQout_trade_no").getBytes("ISO-8859-1"),"UTF-8");
//        //支付宝交易号
//        String trade_no = new String(request.getParameter("WIDRQtrade_no").getBytes("ISO-8859-1"),"UTF-8");
//        //请二选一设置
//        //请求退款接口时，传入的退款请求号，如果在退款请求时未传入，则该值为创建交易时的外部交易号，必填
//        String out_request_no = new String(request.getParameter("WIDRQout_request_no").getBytes("ISO-8859-1"),"UTF-8");

        alipayRequest.setBizContent("{\"out_trade_no\":\""+ WIDRQout_trade_no +"\","
                +"\"trade_no\":\""+ WIDRQtrade_no +"\","
                +"\"out_request_no\":\""+ WIDRQout_request_no +"\"}");

        //请求
        String result = null;
        try {
            result = alipayClient.execute(alipayRequest).getBody();
            return Result.build(ConstantEnum.SUCCESS);
        } catch (AlipayApiException e) {
            e.printStackTrace();
            return Result.build(ConstantEnum.ERROR);
        }

        //输出
    }
}
